MCQs for Lab. Technician for Saudi Council Exams

N.B: Please any suggestions inform me by mail: [email protected] thanks. Saudi Counsel Exams for Lab. Technician Instruction: Select one best answer for the following multiple choice Questions: General Question 1.

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One is not found (involve) in colorimetric: 1- Cuvett 2-light source 3- Photo sensor and analyzer 4-fule source 5-Filter The atomic mass of an atom is the number of: 1- Protons and neutrons 2- Protons only 3- Neutrons only 4- Electrons 5- Non of the above Deionization of impure water means: 1- Boiling 2- Filtration 3- Exchange of protons and electrons If you see this sign (symbol) in the lab it means: 1- Flammable 2- Corrosive 3- Oxidizing 4- Explosive 5- Toxic Most common method (technique) used to detect hormone amount in the laboratories: 1- Spectrophotometry 2- Enzyme Linked Immuno Surbant Assay (ELIZA) Test should be kept away from light: 1- Serum bilirubin Buffer solution is: 1- Chaing color when chaing pH 2- Resist acidic pH 3- Resist alkaline pH 4- Weak acid + weak base 5- Strong acid + weak base An indicator is: 1- Change color with change pH 2- Resist acidic pH 3- Resist alkaline pH 4- Weak acid + weak base 5- Strong acid + weak base Heparin is: 1- Protein 2- Enzyme 3- Polysaccharide 4- Oligosaccharide 1

5- Non of the above

10. Not find in the flam photometry : Burner Filter Fuel source Cuvete for sample Photo 11. Low effective sterilization with: Ethyl alcohol 70% Methyl alcohol Chloroform 5%phenol 5% cresol 12. Prolonged fast cause: Hyperglycemia Keton in urine 13. Lens near the slid in light microscope : Objective Eye lenses 14. Does not sterile with hot air oven: Dry glassware Oil Powder Waxes Rubber gloves 15. Autoclave sterilize in temp: 121◌ْc-20-30min 16. Alkali skin burn treatment by neutralization with: Sodium bicarbonate powder Boric acid Acetic acid 1% Cold water Hot water 17. You do not take this stage for treatment small cut In emergency : Clean with soap and water Do pressure with piece Immediately rinse mouth well and water Cover it with water dressing Sterilize 18. the (u) unit used to evaluation of :  Protein in serum  Hemoglobin  Hormone assay Enzymatic activity 19. During reaction of two chemical substances , the color produced asses by  Spectrophotometer  Flame photometer 2

20. To detect pH from solution use :  pH meter  Indicator  Micrometer 21. This Symbol means, when you see in laboratory :  acute flammable  Toxic  Corrosive  Explosive 22. The microscope which used in investigate syphilis is? *light microscope *ultra-violet microscope *dark field microscope 23. How much water should we add to 500ml of a solution of 10% of NAOH to bring it to 7.5%? *666 *250 *166 24. Calibrator sera are? *secondary standards *internal standards *primary standards 25. A buffer made of? *a strong acid + a strong salt *a weak acid + a weak salt *a weak acid + a strong salt 26. The difference between plasma & serum is that plasma? *does not contain fibrinogen *has more water *contains fibrinogen (Plasma) 27. Five ml of colored solution has an absorbance of .500nm the absorbance of 10ml of the same solution is? *1.000nm *0.250nm *0.500nm 28. Plasma or serum should be separated at the earliest time for estimation of glucose because? *glucose value increases with time *lyses of blood will occur *glucose value decreases with time 29. Wave Length Visible To Naked Eye: 400-700 nm. 30. Purpose of standard deviation : A-to measure external quality control B-to measure internal quality control C-precise & accuracy D-both a & b 31. Substance used in catalyse reaction : H2o2

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Haematology 1. Neutrophil count is high in: 1-Acute bacterial infection 2- Iron deficiency anemia 3-Megaloblastic anemia 2. HbA2 is consisting of: 1- 3 ά chains and 2 γ chains 2- 2 ά chains and 2 β chains 3- 2 ά chains and 2 δ chains 4- 2 ά chains and 3 δ chains 5- 3 ά chains and 2 δ chains 3. The main (most) Hb found in adult is:  Hb A  Hb A2  Hb F 4. Detection of malaria parasite is by: 1- Thick blood film 5. Leukocyte that involve in Adaptive and Acquired immunity: 1- Lymphocyte 2- Neutrophil 3- Monocyte 4- Basophile 5- Eosinophil 6. Normal range of leukocyte is: 1- 4-11 X 10^9 7. Reticulocyte is immature: 1- RBC 2- WBC 3- Platelet 8. Leukocyte responsible for cellular immunity: 1- T-lymphocyte 2- B- lymphocyte 3- Monocyte 4- Basophile 5- Eosinophil 9. Malaria infection transmitted by: 1- Male anopheles mosquito 2- Female anopheles mosquito 10. One stage prothrombin time used to detect (diagnose) disorders in: 1- Extrinsic coagulation pathway (factors) 2- Intrinsic coagulation pathway (factors) 11. Thrombin time is: 1- Extrinsic coagulation pathway (factors) 2- Intrinsic coagulation pathway (factors) 3- The conversion of prothrombin to fibrinogen in addition of thrombin 4

12. Most sever (serious) malaria infection caused by: 1- Plasmodium Falciparum 2- Plasmodium Malaria 3- Plasmodium Ovale 4- Plasmodium Vivax 5- All of the above 13. Leukocyte responsible for response to parasitic and allergic infection: 1- Lymphocyte 2- Nutrophile 3- Monocyte 4- Basophile 5- Eosinophil 14. With Romanowsky stain ,2-5 lobes and give violet or pinkish granules: Nutrophile Eiosinophile Basophile Monocyte 15. Lymphocyte is elevated in : Viral infection Acute bacterial infection Iron deficiency anemia Megaloblastic anemia Non of the above 16. Thrombin time measure: Convert fibrinogen to fibrin with activate of thrombin 17. In presence of clotting defect one of this not measure: Leukocyte count 18. Bleeding time test detect the abnormality in : Defect in vessels and platelets 19. S hemoglobin is the same defect of thalassemia but the different is : Long B chain Glutamic acid on B chain is substituted with valine Glutamic acid on a chain is substitutes with valine 20. Hormone that cause replication of RBC: Erythropoietin 21. Which of White blood cell give immunoglobulin :  Lymphocyte  Neutrophil  Basophile  Monocyte  Eosinophil 22. .Neutrophil is a common White blood cell present in blood and the percentage of presence is :  90%  15%  75% 23. Normal range of erythrocyte 4, 5- 6,5X 10^9 24. One of these cell the largest leukocyte cell:  Neutrophil  Basophil  Monocyte  Lymphocyte 5

 Eosinophil 25. Malaria chizonts are present in? *reticulo-endothelial *RBCs

*leukocyte

26. Unidirectional movement of WBCs directly to its target is? *sliding *phagocytes *chemo taxis 27. Malaria does not grow in? *EDTA blood *heparin zed blood *Plasma 28. Hemophilia man married to normal woman the incidence of his children is? *carrier male *diseased female *carrier female 29. IVY method of bleeding time For vascular and platelets abnormalities (function) 30. Neutrophil Most abundant in WBCs 31. HbA (Adult haemoglobin ) for adult, dominant in adult 32. HbF (Infant heamoglobin) fetal haemoglobin 33. Neutrophil Firstly increased in bacterial infections 34. Prolonged application of tourniquet Venous stasis  increased calcium level 35. Best time for collection of blood for malaria :A-before and after paroxsym B-shortly after paroxsym C-later paroxsym D-just before paroxsym 36. In folic acid deficiency what happens to rbcs :A- Enlarged RBCs ( Megaloblastic anemia ) = Macrocytic B- Crenated RBCs C- Haemolyzed RBCs 37. In iron deficiency anaemia : RBCs are smaller than normal = Microcytic 38. The malarial sporozoite in man invades:A-white blood cells B-RBCs C-Reticulo-endothelial cells D-all of the above 46. The defect of thalassemia occurs in:  Cycle of heme  Glubin chain 47. All Cells Are Nucleated EXCEPT:A- LYMPH B- MONOCYTES 6

C- RBCS D-NEUTROPHIL 48. Romanowsky stain consists of: 1- Eosin + Alkaline methylene blue 2- Eosin only 3- Methylene blue only 4- Indian Ink

Bio-Chemistry 1.

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One is not correctly paired: 1- α- cells→ glucagon 2- β- cells → insulin 3- Parathyroid → calcium 4- Corpus luteum → Progesterone 5- Estrogen → seminiferous tubules In case of obstructive jaundice one is commonly not found: 1- Total bilirubin is elevated 2- High bilirubin in urine 3- Direct bilirubin is within the normal 4- Dark color of urine 5- Clay color of stool In case of Hemolytic jaundice one is not likely to be found: 1- Total bilirubin is elevated 2- High bilirubin in urine 3- No change in color of urine 4- Direct bilirubin is within the normal 5- Normal color of stool One is not true about acid: 1- Proton donor 2- Turn litmus paper to blue 3- Sour taste 4- React with alkaline to give water and salt 5- Non of the above Pentose phosphate metabolism cycle is important to the cell because it give: 1- Acetyl CoA 2- ADP 3- ATP 4- NADH 5- NADPH Hydrolysis of sucrose result: 1- Only glucose 2- Galactose 3- Fructose + glucose 4- Glucose + Glucose 5- Maltose + Glucose Consider ketose: Glucose Fructose Mannose Presence one from this substance in urine detect abnormal condition; 7

Calcium Phosphates Glucose Urates 9. In cardiac infraction one of the measurements is not benefited: Creatinine 10. One of the following has highest conc. Of cholesterol: Chylomicron LDL HDL VLDL Apolipoprtein 11. Hyper secretion of insulin cause: Hypoglycemia 12. Hyperglycemia hormone Glucagon 13. Pyrimidin base: Adenine Guanine Thymine Uric acid Urea 14. One use for measure abnormality in kidney : Creatinine 15. Does not stimulate with slight hemolysis: Cholesterol 16. One is stimulate on serum calcium level: Prolonged application of tourniquet on arm 17. Glycolysis done in :  Nucleus  Endoplasmic reticulum  Mitochondrion  Cytoplasm  Non of the above 18. One of the above not present in Diabetic mellitus coma :  Hyperglycemia  Hypercholesterolemia  High number of ketene in urine  Non of the above 19. In which substance give blood glucose when hydrolysis :  Muscle glycogen Liver glycogen  Heart glycogen  Unsaturated fat  Triglyceride 20. Urea is final product of catabolism of:  Amino acid  triglyceride  cholesterol  polysaccharide 21. Alkaline phosphates is the important enzyme to detect function in : 8

 Liver  Bone  Liver and bone  Non of the above 22. One of the following anticoagulant used for blood glucose :  EDTA  Heparin  Sodium oxalate  Florida Oxalate  Sodium citrate 23. AST important enzyme to detect abnormality in:  Liver disease  Heart disease  Liver and heart disease  Non of the above 24. The diabetic patient is going to comma when blood glucose is? *120 mg/dl *160 mg/dl *Less than 50mg/dl 25. Amylase value is high in the following disease? *salivary glands *pancreas diseases *All of the previous 26. One jaundice patient has yellow skin, his billrubin is: *2.5mg/dl *1.2mg/dl *5.0mg/dl 27. Acute diabetic patient has? *blood sugar more than 150mg/dl *blood sugar more than 180mg/dl *Glucose & Acetone in urine 28. Diabetic patient has one of the following symptoms? *acidosis *alkalosis *Dryness 29. Insulin is regulating blood sugar by? *Increase the influx of glucose into cells *activate glycogensis *All the previous 30. To check the intestinal efficacy the following test is done? *pepsin *lipase *stool fats 31. Comma of diabetic patient shows? *glucose grater than 200mg/dl *glucose less than 200mg/dl *glucose grater than 500mg/dl 32. Bone matrix can also call? *vascular tissue *fibrous tissue *Osteon 9

33. Serum LDH is elevated in all the following except? *skeletal disease *cardiac/ hepatic diseases *renal disease 34. Elevated Sodium & Chloride is seen in? *shock *diabetic acidosis *Severe dehydration 35. Which test is better to diagnose chronic bile duct? *total bilirubin *S-GOT *ALP 36. With age the renal threshold for glucose? *increase *decrease *does not change 37. Causes of high serum bilirubin are? *overload on liver *haemolysis *all of the previous 38. One of the following enzymes is affected by hemolysis? *SGOT *SGPT *LDH 39. HbA1C of diabetic patient is important for? *he has to come fasting *short term follow up *Long term follow up 40. For glucose tolerance test? *collect 5 blood samples only *collect 5 urin samples only *collect 5 blood samples + 5 urin samples 41. One of the following heart enzymes is measured after 4-8hr of chest pain? *GOT *LDH *CPK 42. Light effects one of the following? *glucose *urea *billrubin 43. One of the following is specific diagnostic liver enzyme? *GOT *LDH *GPT 44. One of the following is important before anesthesia? *alkaline phosphates *acidic phosphates *Pseudocholine esterase 45. Acid phosphate is? *heart enzyme 10

*liver enzyme *Prostatic enzyme 46. In Uric acid estimation? *its affected by carbohydrate meal *no need for fasting *The patient has to come fasting 47. All of the following are affected by meal except? *glucose *albumin *Creatininine 48. Na+ is the main? *intra cellular anion *intra cellular cation ----- (K) *extra cellular cation 49. One of the following electrolytes is affected by hemolisis? *Ca *Mg *k 50. The best kidney function test? *urea *total protein *creatinine clearance 51. For GTT in adults the dose of glucose is? *50gram *100gram *75gram 52. For GTT in children the dose of glucose is? *30mg *15gram *30gram 53. Random blood glucose gives an idea? *to justify blood glucose *fasting patient *blood glucose in urgent cases 54. Exogenous triglyceride is carried on? *VLDL *HDL *Chylomicron

55. Endogenous triglyceride is carried on? *LDL *HDL *VLDL 56. Harmful cholesterol is carried on? *HDL *VLDL *LDL 57. Useful cholesterol is carried on? *chylomicron 11

*LDL *HDL 58. For lipid investigation patient has to fast? *4-6hr *6-8hr *12-14hr 59. Test Used To Diagnose Obstructive Bile Duct A- Bilirubin B- biliverdin C- urobilinogen D-none of the above 60. Which of the following is protected from light :A-bilirubin B-cholesterol C-total protein (TP.) D-bun (blood urea nitrogen) 61. All of the following can asses the liver function except :A-AST B-ALT C-ALP D-Creatinine 62. Purine Associated With A-ADENINE B-GUANINE C-URIC ACID D-RNA

Microbiology

1. Bacteria can cause pathogenesis to human by: 1-Capsullar 2-Secret enzymes 3-Endogenous toxins 4-Exogenous toxins 5-All of the above 2. Function of pili of the bacteria: 1- Attachment to the host tissue 2- Movement 3- Reproduction (multiplication) 4- Engulf of food 5- All of the above 3. Bacteria motile gram-rods: Shigella Bordetela pertusis Pseudomonas aeruginoea Yersenia pestis 4. Strict aerobe bacteria Mycobacterium 12

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One is always non motile gram –ve rods: 1-Haemophilus Influenza 2-Shigella 3- E.coli 4- Salmonella 5- Borditella Pertusis 6. One is motile gram –ve rods: 1- Haemophilus Influenza 2- Bacillus anthracis 3- Pseudomonas aerogenes 4- Vibrio cholerae 5- Yersinia Pestis 7. One is gram +ve oval (cocci): 1- Bacillus anthracis 2- Meningococci 3- Pneumococci 8. A child diagnosis show scarlet fever the cause is: 1- Streptococcus Pyogenes 2- Staphylococci aureus 9. Xylose lysine Deoxycholate (XLD) is: 1- Selective media 2- Simple media 3- Differential media 4- Enriched media 5- Enrichment 10. One is not a Romanowsky stain: 1- Fields stain 2- Gram stain 3- Geimsa stain 4- Leishman stain 11. Best sterilization of Nutrient media done by: 1- Hot air oven 2- Autoclaving 12. Org. (bacteria) arranged in Chinese litters: 1- Corynebacteria Diphtheria 2- Bacillus anthraces 13. Confirmatory test of streptococcus pneumonia: 1- Catalase 2- Optochine disc 3- Coagulase 4- Bile insolubility 5- Bacitracin 14. Gram +ve cocci arranged in groups (clusters): 1- Streptococci 2- Staphylococci 15. One is always oxidase +ve 1- Haemophilus Influenza 2- Pseudomonas aurogenase 16. Gram-v bacteria color : Dark purple Pale to dark red Orange 13

17. Bacteria need dark field to detect T.pallidium (Syphilis) 18. Citrate test assis : Mycobacterias Staph Strept Colistridia sp 19. Nutrient agar: Basic media 20. Disease caused by Pyogen stereptococcus: Scarlet fever. 21. Org cause bloody in stool: Shigella sp. 22. Z.N stain use for diagnose : Mycobacterium 23. Media use for differentiate between L.F and N.L.F: Maconky media 24. Use for clean slide: Ethyl alcohol Methyl alcohol 25. The following is ingredient of culture medium:  Meat extract  Minral salts  Agar  Peptone  Non of the above  All of the above 26. The most source of ATP in cell is :  Mitochondria  Cytoplasm  Nucleus  Cell wall 27. . H Ag present in :  Pilli  Capsule  Flagella  Cell membrane 28. Selective and Differential medium of entero pathogen is:  Chocolate agar  Blood agar  DCA medium  Meat extract agar  Non of the above 29. One of these is prokaryotic cell:  Fungi  Bacteria  Entameba histolytica  All of the above Non of the above 30. One of these org gram +ve cocci arranged in pairs :  Staphylococci 14

 Streptococci  Meningococci  Entrococci 31. Substance used in catalyse reaction : H2O2 32. The best sample for the culture of children paralysis virus is? *anal swab *blood culture *stool culture 33. All of the following is true for salmonella except? *motile *produces H2S *oxidase positive 34. The best media for urine culture is? *blood agar *chocolate agar *CLED agar 35. The sterilization of autoclave is? *85c for 30min *150c for 30min *121c for 15min 36. Shigella soni colored in maconkey & EMB? *colorless *red *pink 37. All the following bacteria are interobacter except? *E.coli *proteus *Non of the previous 38. All the following parameters affecting gram staining except? *use H2SO4 *add absolute alcohol after washing *Delaying the dryness of the slide 39. Blood sample is used to diagnose? *C.tetani *C.diphteria *non from them 40. Serious that causes food poisoning? *staph albus *salmonella typhi *Salmonella enteritidis 41. Which of the following causes UTI & INDOL positive? *klebsiella *staphylococci *E.coli 42. One of the following is capsulated bacteria? *streptococci *E.coli *klebsiella Pneumonia 43. Which of the following culture media is suitable for semi quantitative bacterial count in urine samples 15

a-Mc Conkey agar b- Blood agar c-XLD medium d-Mannitol salt agar e- CLED medium 44. The following organisms are lactose fomenters except a-E. coli b-Enterobacter cloacae c- Shigella sonnei d- Proteus spp. 45. All is true about Enterobacteriaceae except :a-They are …… hemolytic and sorbitol b- Ferments Mannitol c- Grow in Methylene blue medium d- Inhibited growth with 6.5 % NaCl and/or at temperature 46. All are true of campylobacter jejuni or Which of the following statements about campylobacter is false:a-Gram negative curved bacilli b-Slow growth c-Grow on XLD medium d- Arranged in pairs 47. Beta hemolysis is enhanced when group B Streptococci is streaked at an angle in blood agar plate with : A- Streptococci b-Staph aureus c-Micrococcus d-Streptococcus epiedermidis e-Corynebacterim diphteriae 48. All statements are true about proteus mirabilis and Proteus vulgaris except :Oxidase negative & liquefies gelatin a-Exhibits swarming on BAP and Mc Conkey's agar b-Urease positive c-KCN and N2S positive d- Positive to INDOLE test 49. Klebsiella pneumonia Capsulated 50. Some organisms are to said to be pathogenic if they are containing the following features :A- coagulase B-catalase C-sugar D-antibodies 51. Sterilization is best done by 121c 15 PSI for 15-20 minutes 52. Organism Soluble In Bile :A- staph B-streptococci C- Pneumococci (streptococcus pneumonia) D- Haemophilous influenzae 53. Thayer-martin media is the choice for the isolation of the following organism : A- Pseudomonas Aeroginosa B- Haemophilus influenzae C- Nisseria gonorrhoea 54. Confirmatory test for Strept. Pneumoniae :16

A- Optochin sensitivity disc B- Bacitracin disc sensitivity C- Bile solubility D- Catalase test 55. Specimen suitable for microfilaria A-TISSUE B-BLOOD C-FLUID 56. Which of the following organisms is an anaerobic bacterium :A- Clostiridium spp. B- Haemophilus C- E. Coli D- Yersinia enterocolitica 57. Nutrient agar is :A- Selective media B-Differential media C-Special media D- Basic medium 58. The Following Organisms Are Encapsulated Except :A- Pseudomonas aeroginosa B- E. Coli C- Haemophilous influenzae D- Streptococcus pneumoniae 59. Vi Ag is seen in :A- CAPSULE B-PILI C-SPORE D-FLAGELLA 60. All are true about enterococci except :- (Strept. Faecalis) A-have carbohydrate antigen of group d streptococci B-positive aesculin hydrolysis C-grow in the presence of bile salts D- Do not grow in the presence of 6.5 % Nacl nor at 45 c 61. Significant bacteruria , puria , and alkaline urine probably indicate urinary tract infection due to:: A- Staphylococcus epidermidis B- E. Coli C- Proteus vulgaris D- Pseudomonas aerginosa E-Enterococcus Faecalis 62. Streptococci responsible for the majority of human infections are :A- Group A B-beta-haemolytic streptococci C-bacitracin-s and camp ( - ) D-all of these E-none of these 63. To differentiate between nisseria gonorrhoea and nisseria meningitidis : A-fermentation of dextrose and lactose B- Fermentation of dextrose and maltose C-fermentation of maltose and lactose D- Fermentation of maltose and sucrose 64. Blood culture is indicated in the following bacterial diseases except 17

A-meningitis B-endocarditis C- Gastroenteritis D-pyelonephritis E-pneumonia 65. Which of the following statements about campylobacter jejuni is false A-gram negative curved bacilli B- Arranged in pairs (see-gull) C-slow growth D-Grows on XLD medium E-incubation temperature at 42 c 66. The invasiveness of streptococcus pneumoniae is due to the production of: A-haemolsins B-endotoxins C-extotoxins D- Polysaccharide capsule 67. Agar is characterized by all the following except? *freezing point is 42c & melting point is 100c *nutritive *un-nutritive Paracytology

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Infective stage of Entrobius Vermicularis is: 1- Larva 2- Cercaria 3- Egg 4- Cyst 5- Metacercaria 2. The definitive host is an animal: 1-Entamoeba histolitica 2-Toxoplasma Gondii 3-Trypanosoma cruzi 4-E.coli 5- Giardia lamblia 3. Parasite can cause fetal cerebral infection: 1- Taenia 2- Toxoplasma gondii 4. Intracellular parasite: E.coli Toxoplasma gondii Giaradia lamblia Typanosoma cruzi Trichomonas vaginalis 5. Non motile protozoa: 1- E.coli 2- Entamoeba Histolytica 3- Trypanosoma cruzi 4- Giardia lamblia 5- Trichomonas vaginalis 18

6. Identification of Leishmania parasite Lymph node aspirate. 7. Infective stage of Taenia: 1- Larva 2- Cercaria 3- Embrocated egg 4- Cyst 5- Metacercaria 8. Autoinfection of human can caused in case of: 1- Entrobius Vermicularis 2- Taenia Sp. 3- Anclystoma Dudenal 4- Ascaris Lumbercoidis 9. Iodine stain of Entamoeba cyst used to detect (diagnose): 1- Chromatoidal bars 2- Cell wall 3- Nuclei 10. Diagnostic stage of Ascaris lumbericoidis: 1- Finding of a typical fertilized egg in stool 11. Parasite can be detected in vaginal and urethral discharge: 1- Trichomonas Vaginalis 12. Blood of Microfilaria infection diagnostic with: Wuchereria bancrofti 13. Oocyst benefited to diagnose: E.histolytica E.coli Toxoplasma gondii Giaradia lamblia Typanosoma cruzi 14. Cutaneous Leishmanias is transmitted by: Phlebotomus sand fly 15. Shistosoma hematobium diagnosis: Egg in urine with terminal spine 16. One of these organism multiply intracellular parasite:  Gardia lamblia  Entameba histolytica  E. coli  Tryponosoma Cruzi  Toxoplasma gondii 17. infective stage of Ascaris lumbricodes :  Larva  Cercaria  Egg  Cyst  Metacercaria 18. The worm that causes blood in urine? *ascaris *fasciola *Schistosoma haematobium 19. Generally diagnosed by recovery & identification of typical larva in stool? *hook worms 19

*t.trichura *s.stercoralis 20. Which of the following is not laying eggs in small intestine? *hook worm *t.saginata *Pin worm 21. Polio myeletis is transmitted through? *skin *respiration *Feco-oral 22. A parasite which does not deposit eggs in the intestine a- E. vermicularis (Pin Worm) b- A. duodenale c- A. lumbricoides d- T.saginata e- T. spiralis 23. The causative parasite of Egyptian Bilharisiasis a-Trichomonas Vaginalis b-Schitosoma haematobium c-Schitosoma japonicum d-Schitosoma mansoni e- All of the above 24. Best for identification of parasite if you can not see it in stool ( Negative in stool ) Concentration Technique 25. Identification of fertilized eggs in feces Ascaris Lumbricoides 26. Sugar can not be detected in urine using copper reduction test A- fructose B- Galactose C- arabinose D- Sucrose 27. The infective stage of Ancylostoma Duodenale is :A- Eggs in stool B-larva in stool C-larva in tissue D-cysticercous bovis 28. What practical Cardiolipin is applicable in laboratory work? A-FTA B- VDRL & RPR C-RPR ONLY D-VDRL ONLY 29. The intermediate host of Toxoplasma is :A-dog B- Cat C-mouse D-all E-none 30. A semen specimen, contain sugar source of the spermatozoa energy is:  Glucose  Mannose  Glactose 20

 Fructose Sucrose 27. To check the intestinal efficacy the following test is done? *pepsin *lipase *stool fats

Immunology 1. The smallest molecular weight Ig is: 1-IgG 2-IgM 3-IgD 4-IgE 5-IgA 2. B-lymphocyte after attack foreign bodies ,called Plasma cell 3. One of the immunoglobulin present in trace amount in serum :  IgG  IgE  IgM  IgD  IgA 4. Immunoglobulin is? *B globulin *Alfa globulin *Gamma globulin 5. Ig ( Immunoglobulin ) Increased In Case Of Parasitic Infection & Allergy A- IgG B-IgA C-IgM D-IgE 6. ? A-IgM (HEAVIER ) 1St B-IgA C-IgE 7. Ig can cause HDN :A-IgM B-IgA C-IgE D-IgG 8. Ig not part of acquired immunity :A-IgM B-IgA C-IgE D-IgG 9. One of the immunoglobulin present in trace amount in serum :  IgG  IgE  IgM  IgD 21

 IgA

ELISA 1. A standard micro plates in ELISA test has? *98 wells *94 wells *96 wells 2. The enzyme in ELISA testing is present in the? *buffer *micro plate *conjugate 3. Antigen antibody complex are? *weakly bound *no bounds *strongly bound 4. Washing must be done in all heterogeneous ELISA technique because? *increase the specificity *increase the sensitivity *it removes the excess binding 5. The label in ELISA tests is? *radio active substance *antibody *enzyme 6. .method used to detect hormone in the laboratory :  ELIZA

Blood Bank 1.

Blood medium commonly used in blood bank: 1- Citrate Phosphate Dextrose adenine (CPD-A) 2- EDTA anticoagulant 3- Heparin anticoagulant 4- Saline alanin glucose maltose (SAGM) 2. Indirect anti-antibody test used to detect: (Indirect Combs Test) 1- Sensitized RBCs in patient blood 2- IgG 3- IgM 4- Sensitized antibody in patient serum 5- Non of the above 3. Sensitized Ab in serum detect by: Indirect antiglublin test 4. Direct anti-antibody test used to detect: (Direct Combs Test) 1- Sensitized RBCs in patient blood 2- IgG 3- IgM 4- Sensitized antibody in patient serum 5- Non of the above 22

5. Anti-Human Immunoglubin is: 1- Coombs reagent 2- Anti-Ab 3- IgG 4- All of the above 5- Non of the above 6. Rh-ve patient means he dose not have: 1- E antigen 2- D antigen 3- B antigen 4- C antigen Non of the above 7. Life span of red blood cells in the circulation (body): 1- 80 days 2- 120 day 3- 130 day 4- 20 day 5- 7 days 8. Use O cell tube on lab for: As control To detect Ag To detect Ab 9. All cause false –v ABO blood grouping except Too short incubation 10. Store FFPs at -80◌ْc: 1year 1month 4 year 2 year 6year 11. In Rh-v person , this Ag not found : D- Antigen 12. In O+v person No presence of Ag No presence of Ab 13. CPD_A anticoagulant used to store blood for:  35 days  45 days  5 days  15 days  Non of the above 14. In Anti human globulin test do wash of RBC because all serum contain :  Albumin  a_glubulin  b_ globulin  fibrinogen  Immunoglobulin 15. Reason of false positive ABO in compatibility:  Cold agglutination 16. In O blood group the Ab in serum is :  Anti A1B 23

 Anti A  Anti B  Non of the above  All of the above 17. Blood donor selection in KSA are all of the following except? *Hb% 12.5-16 *free from syphilis *One year after delivery 18. . Blood transfusion can transmit? *HIV *CMV *All of the previous 19. Causes false negative ABO incomparability/ cross matching :a- Deteriorated reagent b- Not putting antisera c- Under incubation 20. False positive ABO incompatibility/cross matching Cold Agglutinin 21. Why do we have to wash red blood cells in cross matching To remove an excess antibody present in the sample 22. Antibody found in blood group Ab individuals : A- ANTI-A B-ANTI-AB C-ANTI-B 23. To differentiate anti i from anti I A-A1 CELLS B-A2 CELLS C- Cord Cells D -None of the above 24. Cross-Match in (Major X-Matching) Donor Cells + Patient Serum Hormone 1. Function of Thyroxin is: 1- Increase Oogenesis 2- Stimulate contraction of uterus 3- Increase basal metabolic 2. Increase in Thyroxin Stimulating Hormone (TSH) causes: 1- Cushing disease 2- Gigantism 3- Exophthalamic goiter 4- Hypoglycemia 3. Function of Estrogen: 1- Increase Oogenesis 2- Stimulate contraction of uterus 3- Increase basal metabolic 4. Increase in growth hormone causes: 1- Cushing disease 2- Gigantism 3- Exophthalamic goiter 4- Hypoglycemia 5. Immunoglobulin pregnancy test related to: 24

1- IgG 2- IgM 3- Human chorionic Gonadotropin 6. Target of Prolactin in female: 1- Ovary 2- Mammary glands 7. Hyper secretion of cortisol cuase: Cushing disease 8. Hyperparathyroidism hormone cause: Elevated ca level Decrease ca level 9. Regulation of calcium level in serum by: Calcitonine hormone only Parathyroid hormone only Calcionine with parathyroid hormone Vitamin D PTH+Vitamin D+calcitonin 10. Oxytocine hormone function :  Increase Oogenesis  Stimulate contraction of uterus  Increase basal metabolic 11. Function of Cortisol :  Increase Oogenesis  Stimulate contraction of uterus  Increase basal metabolic 12. While using the pregnancy test we are measuring? *total HCG *beta HCG &LH *beta HCG 13. ADH is secreted from? *thyroid gland *anterior pituitary *Posterior pituitary

Saudi Counsel Exams for Lab. Technician Instruction: Select one best answer for the following multiple choice Questions: 1.

2.

The concentration of total bilirubin in the serum of normal adult ranges at. A. 0.1 – 1 mg/dl B. 0.1 – 1 ug/dl C. 1 – 10 mg/dl D. 10 – 20 mg/dl E. 100 -110 mg/dl Laboratory tests of hepatic function include: A. Serum bilirubin B. Urine bilirubin C. Excretory function test 25

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D. All of the above Marked elevations in serum amylase levels are seen in: A. Bone disease B. Acute pancreatitis C. Salivary gland lesions D. Liver disease E. B and C Glycogen, the storage form of carbohydrates in the body is predominantly found in. A. Liver tissue B. Muscle tissue C. Liver and muscle D. Bone E. B and D The hormone insulin helps to maintain constant plasma glucose concentration by: A. Allowing entry of glucose from plasma in to muscle and fat tissue B. Moving glucose out of cells into the plasma C. Inhibiting glycolysis D. All the above mechanisms E. Non of the above mechanisms In case of uncontrolled sever diabetes mellitus, the following biochemical abnormalities appear: A. Acidosis B. Ketosis C. Dehydration D. Electrolyte imbalance E. All of the above Sever diabetes mellitus bring about which condition A. Acidosis and Ketosis B. Non of the above C. Dehydration D. Electrolyte imbalance E. All of the above In chemical or latent type diabetes: A. The fasting blood sugur level exceeds 150 mg/dl. B. Glucose and ketone bodies are found in the urine. C. The 2-hour postprandial serum glucose level exceeds 180 mg/dl D. The glucose tolerance test result is normal E. Non of the above statements is correct Which statement is true about chemical or latent diabetes: A. FBS >150 B. Presence of acidosis and ketosis C. 2HPP >180 D. OGTT is normal E. Presence of sugur in urine A technician working in the clinical chemistry lab must immediately report to his supervisor a plasma glucose level equal to: A. 80 mg/dl B. 70 mg/dl C. 60 mg/dl D. 50 mg/dl E. 120 mg/dl Test of intestinal function includes: / A test used to assess intestinal function: 26

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A. Lactose tolerance test B. D-xylose absorption test C. Measurement of serum caroteniods D. Fecal fat analysis E. Non of the above In spectrophotometeric determination, the amount of light of a specific wavelength absorbed by a colored solution is: A. Directly proportional to the intensity of the color B. Directly proportional to the concentration of solute in the solution C. Both A and B D. None of the above In spectrophotometeric, the amount of light absorbed is: A. Directly proportional to the amount of light transmitted B. Inversely proportional to the amount of solute C. Directly proportional to the concentration of the analyte D. Inversely proportional to the absorbance E. Inversely proportional to the emitted color The concentration of Sodium in normal serum is: / normal Sodium in adult A. 136 – 145 mmol/l / 135 – 145 mmol/l B. 136 – 145 mg/dl / 110 – 220 meq/l C. 1.36 – 1.45 mmol/l /1.35 – 1.45 mmol/l D. 1.36 – 1.45 mg/dl / 20 – 50 mg/dl E. None of the above / None of the above The best estimate of plasma osmolality is represented by:/ The Principal of body water osmolality is: A. Plasma Na+ concentration / Na+ concentration B. Plasma K+ Concentration / K+ concentration C. Plasma HCO3 Concentration / HCO3- concentration D. None of the above / CL- concentration The most important buffer system present in blood is: A. The hemoglobin buffer system B. The phosphate buffer system C. The bicarbonate/carbonic acid buffer system D. The acetate/acetic acid buffer system E. None of the above Jaundice, a condition characterized by deposition of bilirubin in the sclera of the eyes and in the skin, becomes evident when the bilirubin serum level reaches a concentration of: A. 1 mg/dl B. 0.1 mg/dl C. Exceeds 2.5 mg/dl D. Exceeds 5 mg/dl E. None of the above In significant bacteriuria the cfu/ml urine is: A. > 10^5 cfu/ml B. < 10^5 cfu/ml C. > 10^3 cfu/ml D. < 10^3 cfu/ml The test used to differentiate pathogenic staphylococci is: A. Catalase B. Oxidase C. Coagulase 27

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D. ASO test Group A Streptococci are differentiated from other Beta-haemolytic streptococci by disc containing: A. Neomycin B. Optochin C. Bacitracin D. Novobiocin For blood culture, the best anticoagulant is: A. Citrate B. Oxalate C. Sodium polyanesthol sulphonate (SPS) D. Heparin The IMVIC reaction of E. coli are: A. ++-B. --++ C. +++D. ---+ On EMB or Mac Conkiy agar media, members of shigella-salmonella group produce small colonies which are: A. Black B. Green C. Pink D. Colorless E. Yellow-brown The best specimen for recovery of polio virus for culture is: A. CSF B. Blood clot or throat washing C. Buffy coat D. Feces E. None of the above The diagnostic stage for Giardia lamblia in stool is: A. Cyst B. Trophozite C. Cyst and/or trophozite D. All of the above E. Non of the above Man may acquire toxoplasma from: A. Mice B. Cats C. Dogs D. Pigs All Leishmanial infections are transmitted by / Vector for Leismania infection A. Tsetse fly/ Tsetse fly B. Sand fly/ Sand fly C. House fly/ House fly D. Horse fly/ Anopheles mosquito Dwarf tapeworm: A. Tania saginata B. Hymenolepis nana C. Taenia solium D. Dipylidium caninum 28

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Viruses resemble living thing; they: A. Are motile B. Are crystalline C. Grow D. Reproduce Which of the following culture media is suitable for doing semi-quantitative bacterial count of urine specimens? A. MacConkey’s agar B. Blood agar C. CLED medium D. XLD medium E. Mannitol salt agar Quellung’s test is positive with the following organisms EXCEPT: A. Streptococcus pneumonia B. Haemophilus influenza C. Klebseilla pneumonia D. Corynebacterium diphtheria Growth of vibrio cholera on TCBS medium produces: A. Blue colonies B. Yellow colonies C. Green colonies D. White colonies The following organisms are lactose fermenters EXCEPT: A. E1. colli B. Enterobacter cloacae C. Shigella sonnei D. Proteus spp. All are true for salmonella typhi EXCEPT: A. Human is the main reservoir or carrier. B. Possesses H & O antigen C. Oxidase positive D. Produces H2 S on TSI, XLD & HE media E. Produces acid from glucose but no gas All is true for salmonella EXCEPT A. the main reservoir is human B. Contains O and H antigen C. Urease, KCN and phenylalanine negative D. H2S positive with gas E. Indole positive The following are members of Enterobacteriaceae family EXCEP: A. Klebsiella rhinoscleromatis B. Serratia liquefaciens C. Providencia alcalifaciens D. Yersinia pseudotuberculosis E. Campylobacter fetus Which of the followings statements about Campylobacter Jejuni is false? A. Gram negative curved bacilli B. Arranged in pairs (see-gull) C. Slow growth D. Grows on XLD medium Direct gram-staining is routinely performed on the following specimens EXCEPT: 29

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A. Pus, aspirated fluids and discharges B. CSF C. C. sputum D. Urine E. Stool When using a X10 eye piece and the X10 objective of a bright field microscope, the total magnification is: A. 10 B. 100 C. 1000 D. 10000 Which of the following microscopes would you use to examine a smear of bacteria stained by Gram stain? A. Bright field microscope B. Dark field microscope C. Dissecting microscope D. Fluorescent microscope Which of the following microscopes would you use to examine a smear stained with a fluorochrose: A. Bright field microscope B. Dark field microscope C. Polarizing microscope D. Fluorescent microscope The resolution of the bright field microscope is: A. 2.0 um B. 0.2 um C. 0.02 um D. 0.002 um Bacteriological culture media are generally sterilized using: A. The auto calve B. The oven C. Filtration D. Bunsen burner Serum can be sterilized using membrane filter of porosity / Bacterial sterilization of serum can be accomplished by filtration using a porosity of A. 0.22 um/ 0.22 ù B.

2.2 um/

0.8 ù

C.

6 um/

0.60 ù

D. 8 um/ 5.0 ù The temperature-time cycle when using the autoclave to sterilize is: A. 100 C /30 min B. 121 C /30 min C. 90 C /30 min D. 100 C /15 min Which of the following materials would you sterilize using the oven? A. Culture media B. Serum C. Sand D. Distilled water The primary stain of the gram stain is: 30

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A. Crystal violet B. Safranin C. Malachite green D. Iodine Which of the following reagents is not used in the gram staining technique? A. Crystal violet B. Safranin C. Malachite green D. Iodine Which color do gram negative bacteria appear? A. Blue B. Green C. Yellow D. Red Which objective of the microscope requires the use of immersion oil between the slide and the objective? A. X10 B. X20 C. X40 D. X100 The solidifying agent in bacteriological culture media is: A. Wax B. Resin C. Agar D. Starch Agar is used as a solidifying agent in bacterial culture medium at a concentration: A. 10% - 11% B. 8% - 9% C. 1% - 2% D. 1% - 3% Which of the following is not true? A. Agar is inert B. Agar is nutritious C. Agar solidifies at 42 C D. Agar melts at 100 C Bacteria which has an optimum temperature for growth at 60 C are termed: A. Mesophilic B. Zoophilic C. Thermophilic D. Halophilic What organism that char. Sattelitism around the Staph. Aureus on blood agar: A. H. influenza B. H. dueriyi C. C. tetani D. None of the above Parasite that has a chronatiodal bodies or the cigar shaped: A. E. Histolytica B. E. coli C. Endolimax nana D. Balantidium Cole E. E. hartmani 31

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Ingestion of RBC in a trophozeite: A. E. histolytica B. E. coli C. Endolinax nana Sprozoite in man invades:/ Sproziote of malaria invades man through the: A. WBC / White Blood cell B. RBC / Red blood cell C. Reticuloendothelial / RES /Muscle tissue / All of the above Egyptians Hematuria: A. fasciola Hepatiea B. S. hematobium C. S. japonicum D. S. mansoni The causative parasite of Egyptian bilharzias: A. Trichomonas Vaginalis B. Schistosoma haematobium C. Schistosoma japonicum D. D. Schistosoma mansoni E. All of the above Enlarge RBC: / Which malarial parasite cause enlargement of the RBC: A. P. Vivax B. P. malaria C. P. falciparum D. P. ovale In urinary infection the ff. are free in urine: A. hematuria B. Nitritis are positive C. Leukocytes D. All of the above The probable glucose level: A. below 25 – 30 mg/dl B. 40 mg/dl C. 60 mg/dl D. Any of the above In myocardial infection what enzyme are resp. A. CK-MB B. AST C. ALT D. CK - BB In Antigen – Antibody reaction the panel should have such A. 1 neg & 1 positive control B. 2 neg & 1 positive control C. 2 neg & 2 positive control D. 3 neg & 3 positive control Parasites that neither lay eggs nor: A. T. trichiurea B. Ascaris C. Hookworm D. Trichenilla A parasite which does not deposit eggs in the intestine: A. E. vermicularis 32

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B. A. doudenale C. A. lumbricoides D. T. saginata E. T. spiralis Which of the following neither lays eggs nor deposits larvae in the intestinal canal: A. Hook worm B. Pin worm C. Trichinella D. Trichiuris In blood transfusion the patients Red cells and donor plasma are req. A. Minor cross matching B. Major cross matching What is the normal value of FBS if it is 100% venous blood? A. 60-80 mg/dl B. 100-120 mg/dl C. 80-120 mg/dl D. 200-210 mg/dl In acute pancreatities what is the test to be determine: A. Amylase B. Lactate Dehydrogenises C. AST D. ALT Other than Insulin what hormone that maintain the glucose level A. Glucagon B. Growth hormone C. Somatostatin Glomerular filtration Rate is indi. Of: A. Measurement of Clearance of subs. That are freely filterable by the glomerular B. Means of clearable of subs. That are freely filterable by the glomerular that secret by tubules and is retainable C. Any of above D. All of the above Increased Serum bilirubin: A. Overloaded of Bilirubin in the liver B. Dysfunction of hepatocellular C. Esterification of conjugated D. B&C E. All of the above Creatinine Determination: A. Skeletal B. Muscle C. Heart D. All of the above The trophozoite which contains red blood cells in the cytoplasm belongs to this parasite: A. Entamoeba hystolitica B. Entamoeba gingivalis C. Entamoeba coli D. Iodamoeba butschlii E. Non of the above What is the best time to collect blood for malarial smear: A. At the beginning or just when the paroxysm is about to start 33

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B. Period before the paroxysm start C. Period when the paroxysm starts D. Period after the paroxysm The technician should inform the physician immediately when the blood glucose level is: A. 60 mg/dl B. 50 mg/dl C. 80 mg/dl D. 110 mg/dl E. 120 mg/dl Which of the following is an enrichment medium: A. CLED B. MAC C. BAP D. Chocolate Agar E. Thiocynate broth The only enrichment medium of following is: A. Blood agar B. Chocolate agar C. Cystine lactose Electrolyte Deficient (CLED) D. Selenite broth E. Mac Conkey agar Which of the following is an enriched medium: A. Nutrient broth B. Peptone water C. Normal saline D. Chocolate agar Which of the following indicates a blood agar plate: A. C. diphtheria B. M. tuberculosis C. B. pertussis D. F. tularensis E. Non of the above All are member of the Family Enterobacteriaccae are EXCEPT: A. Klebsiella pneumoniae B. Yersinia pestis C. Pseudomonas aeroginosa D. D. Shigella dysenteriae E. Campylobacter jejni To obtain an isotonic media, the Sodium Chloride content should be: A. 0.85 g % B. 0.085 g% C. 8.5 g% D. 6.5 g% E. 0.50 g% Mycobacterium tuberculosis is called acid fast because: A. It is easily stained by Grams stain B. Once stained, it cannot be removed by acid C. It easily decolorizes after stain D. It is very easy to stain E. It is stained by an alkaline stain All of the following is a test for liver function except: 34

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A. Bilirubin in urine B. Bilirubin in Serum C. Excretory function test D. Enzyme test E. All of the above Most of the pathogenic stains of streptococcus belongs to group: A. Viridan B. Beta hemolytic C. Alpha hemolytic D. Group D E. Micrococcaciae Beta Hemolysis is enhanced when Group B Streptococcus in streaked at an angle in a blood agar plate with: A. Streptococcus pneumonia B. Staphylococcus aureus C. Micrococcus D. Staphylococcus epidermidids E. C. diphtheria All statements are true about Proteus mirabilis and Proteus vulgaris except: A. Oxidase negative and liquefies gelatin B. Exhibits swarming on BAP and Mackonkey agar C. Ureas positive D. KCN and H2S positive E. Positive to Indole test All are true about Enterococci except: A. They are Gamma hemolytic on BAP B. Ferments Mannitol and Sorbitol C. Reduce litmus milk with acid and coagulation D. Growth in Methyline Blue medium E. Inhabited growth with 6.5 % NaCl and at temperature 60 C All are true about Enterococci except: A. Have carbohydrate antigen or group D streptococci B. Positive esculine-hydrolysis and (+) pyr test C. Grow in the presence of bile salts D. Do not grow in presence of 6.5 % NaCl nor at 45 C Blood culture may be indicated for: A. Clostridium tetani B. Corynebacterium diphtheria C. Shigella dysinteriae D. Mycobacterium tuberculosis E. Non of the above Streptococci responsible for the majority of human – infection are: A. Group A B. Beta – haemolytic C. Bacitracin-S and CAMP (-) D. All of these E. None of these The gonococcus and menigococcus can best be differentiated by their: A. Fermentation of dextrose and maltose B. Fermentation of maltose and lactose C. Fermentation of maltose and sucrose 35

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Identified by finding mainly the rhabditiform larvae in fresh stool: A. Ascaris lumbricoides B. Enterobiu vermicularis C. Strongyloides stercoralis D. Trichinella spiralis The determination of ASO titer is used in the laboratory diagnosis of: A. Toxic shock syndrome B. Scarlet fever C. Streptococci pharyngitis and cellulites D. Acute glomerulonephritis E. Rheumatic fever Significant bacteriuria, pyuria, and alkaline urine probably indicate urinary infection due to: A. Staphylococcus epedermidis B. E. coli C. Proteus vulgaris D. Pseudomonas aeruginosa E. Enterococcus faecalis Which of the following are prokaryotes? A. Bacteria B. Rickettesia C. Fungi D. Protozoa E. Chlamydia The organs of adhesion in bacteria are: A. Flagella B. Fimbriae C. Microcapsule D. Slim layer The thickness of bacterial cell wall ranges between A. 2-5 nm B. 5-10 nm C. 10-15 nm D. 15-20 nm Which contain more peptidoglycan A. Gram positive bacilli B. Gram negative bacilli C. Chlamydia D. Rickettsiae Endotoxins are chemically: A. Mucopeptides B. Proteins C. Lipopolysacharides D. Polysacharides Minimum time required for sterilization by moist heat at 136 C is A. 2 hours B. 1 hour C. 45 minutes D. 15 minutes E. 3 minutes Which of the following is biological indicator used to monitor steam sterilizers. A. Pseudomonas aeruginasa 36

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B. Bacillus stearothermophilus C. Bacillus anthraces D. Clostridium difficile Bacterial genes are transferred by means of all following except: A. Transformation B. Transduction C. Mutation D. Conjugation Te rate of decolonization is the fastest in Grams stain with A. Acetone B. Alcohol C. Mixture of Acetone and Alcohol D. Acetone plus iodine Best method of staining bacterial capsule is: A. India ink preparation B. Grams stain C. Leishman’s stain D. Malachite green Which of the following is not true about Nutrient agar: A. It melts at about 95 C B. It solidifies at about 34 C C. It doesn’t inhibit the growth of bacteria D. It adds nutritive value to the medium All of the following are transport media except: A. Ammies medium B. Stuart’s medium C. Carry Blair’s medium D. Alkaline peptone water The usual concentration of blood in the blood agar medium is: A. 2% B. 5% C. 10% D. 15% The sources of Peptone include: A. Heart muscle B. Casein C. Fibrin D. Soya four E. All of the above The indicator in Mac Conkey agar is: A. Neutral Red B. Methyl Red C. Phenol Red D. Bromophenol Blue For providing micro aerophilic atmosphere the preferred mixture is: A. Nitrogen + Carbon dioxide B. Hydrogen + Carbon dioxide C. Oxygen + Carbon dioxide D. None of the Above All of the following are oxidase positive except: A. Neisseria gonorrhea 37

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B. Pseudomonas aeruginosa C. Salmonella typhi D. Vibrio cholera E. Brucella Chemically the oxidase reagent is: A. Hydrogen peroxide B. Tetra methyl-P-phenylene – diamine C. Tributyrim D. None of the above Which of the following produce urease: A. Escherichia Coli B. Proteus Vulgaris C. Salmonella gallinarum D. Streptococcus haemoliti Selective medium used for the isolation of Staphylococcus aureus is: A. 2% milk agar B. 10% Sodium chloride broth C. Thioglycollate broth The most commonly tested virulence factor in staphylococci is: A. Coagulase B. Hyaluronidase C. Fibrinolysin D. Enterotoxin Group B streptococci cause: A. Neonatal meningitis B. Endocarditis C. Septic abortions D. All above All following species of Staphylococcus do not produce coagulase except A. S. Capitis B. S. hominis C. S. intermmedius D. S. haemolyticus Haemophilus influenza cause: A. Meningitis B. Respiratory infections C. Conjunctivitis D. Otitis media E. All of the above All following produce oxidase except: A. Haemophilus species B. Gardnerella vaginalis C. Eikenella corrodens D. Chromobacterium species Which of the following can grow on MacConkey agar: A. Chromobaterium violaceum B. Haemophilus parainfluenza C. Gardnerella vaginalis D. Eikenella corrodens The colonies of Bordetella pertussis look like: A. Proached egg 38

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B. Mercury drops C. Sliver paints D. Draughtsman The best method of sample collection for Bordetella pertussis: A. Pernasal swab B. Cough plate method C. Post nasal swab D. Throat swab The best medium for the isolation of Bordetella pertussis is: A. Chocolate agar B. Bordet—Gangou medium C. Diamidine-penicillin-flouride medium D. Chocolate agar with bacitracin Which of following is capable of growth at 22 C A. Neisseria meningitides B. Neisseria lactamica C. Neisseria catarrhalis D. Neisseria gonorrhoeae Neisseria meningitides utilizes: A. Glucose and maltose B. Maltose and sucrose C. Sucrose and lactose D. Glucose and lactose Which of the following are true about Neisseria meningitides: A. These are Gram negative diplococci B. Oxidase positive C. Require 5-10% of carbon dioxide for growth D. All above The chemotherapeutic agents contained in modified New York City (MNYC) medium are: A. Amphotericin B B. Linocomycin C. Colistin D. Trimethroprim E. All of above Which of the following are typical about morphology of Corynebacterium diphtheria: A. Gram positive thin bacilli B. Presence of metachromatic granule C. Club shaped at the ends D. Arranged at acute angles E. All above Morphological features of C. diphtheria are best developed on: A. Blood agar B. Blood tellurite agar C. Loeffler serum slope D. Chocolate agar JK group of corynebacteria are universal sensitivity to: A. Teracycline B. Vancomycin C. Erythromycin D. All above Which test is used to ascertain toxigenity of C. diphtheria: 39

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A. Elek’s test B. Dick test C. Schick test D. None of the above A smear stained with Ziehl Neelsen stain should not be declared negative unless it has been examined for at least: A. 5 minutes B. 10 minutes C. 15 minutes D. 20 minutes In Ziehl Neelsen staining used for M. leprae, the decolorizing agent used is: A. 5% sulphuric acid B. 10% sulphuric acid C. 15% sulphuric acid D. 20% sulphuric acid Voges proskauer (VP) negative organism is: A. Shigella B. Klebsiella C. Enterobacter D. Serratia Salmonella ‘O’ antigens are also share with: A. Citrobacter B. Escherichia coli C. Shigella D. Proteus E. All above Enrichment medium for Salmonella is: A. Tetrathionate broth B. Selenite F C. Strontium chloride broth D. Any of above Determination of antibodies to Vi antigen in Widal test helps in diagnosis of: A. Early stage of typhoid fever B. Typhoid encephalopathy C. Carrier state D. Virulent form of typhoid fever ONPG test is positive in all the strains of: A. S. Flexneri B. S. boydii C. S. sonnei D. S. dysenteriae IgM is A. Acute Immunoglobulin B. Immunoglobulin in allergic condition C. ChronicImmunoglobulin D. Alpha globulin Intramuscular injection increase the activity of the following enzyme: A. GPT B. CPK C. CK-MB 40

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D. LDH In blood Glucose estimation the following is required A. Fasting blood glucose B. Glycosylated Hb C. PPBS D. Fructoseamine E. All of the above Female anopheles transmits which disease: A. Lishmanisasis B. Filariasis C. Trypanosoma D. Malaria Na, K and Cl are best measure? A. Spectrophotometer B. Flame photo meter C. ELISA D. RIA Glucose -6- phosphate dehydrogenase is: A. Cardiac enzyme B. Pancreatic enzyme C. AMP pathway enzyme D. Prostatic enzyme Estimation of G6PDH is a test A. To diagnose hemolytic anemia B. To diagnose myocardial infection C. T diagnose pancreatic disease Cardiac LDH can be substituted by one of the following A. GOT B. GPT C. CPK D. HBDH One of the following is specific diagnostic enzyme A. GGT B. GOT C. LDH D. CPK Alkaline Phosphatase is A. Live enzyme B. Placental enzyme C. Bone enzyme D. All of the above E. Non of the above One of the following is pancreatic enzyme: A. CPK B. Lipase C. GOT D. Acid phosphates Vaginal discharge occur with all except: A. Gardenela B. Chlamydia C. Candida 41

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160.

161.

D. Trichomonous Vaginalls E. Gonorrhea Trypnosoma move by A. Pseudopodia B. Cilia C. Flagella D. Non of the above Giardia move by A. Pseudopadia B. Cilia C. Flagella D. None of the above Entamoeba histolytica cyst is appear in which part of gastrointestinal tract: A. Stomach B. Small intestine C. Large intestine D. None of the above The following parasite can seen in the blood: A. Malaria B. Filaria C. Trypanosoma D. Lishmania E. All of the above

One of the following is Gram positive bacilli: A. Anthrax B. Niesseriae C. E. coli D. None of the above Sensitivity and specificity are: A. Directly related B. Reversely related C. They men the same D. Non of the above A dichromatic analysis is carried to increase A. Specificity B. Sensitivity C. Linearity D. Non of the above Serious orgasm that cause food poisoning: A. Staph. Albus B. Salmonella entreritidis C. Clostridium spelica D. Salmonella typhi

42

TIPS FOR SAUDIA LICENSE EXAMINATION FOR HEALTH SPECIALIST (For Lab. Technician) 

Strong Urea’s Producers

Selective and Differential Medium For Enterobacter  

What Is The Function Of Thyroxine (T4) 

Chocolate Agar

(Proteus Species) DCA (Deoxycholate Citrate Agar) (It Is Used In Metabolism)

(Cap) Is Best For Haemophilus Influenzae)

(Thayer Martin- For Nisseria Gonorrhoea) Prolactin Is Produced By



(Anterior Pituitary Gland)

Target Organ Of Prolactin



Estrogen Is Produced By



(Mammary Gland) (Ovary)

Causes Of Conjuctivitis Trachoma/ Causative Agent  

Identification of Enterobius Vermicularis

(Recovery Of Eggs In Perianal Skin)

 (Bordetela Pertusis) (Border Gongour Medium) Albert

Causes whopping Cough Stain Is Good For

(Chlamydia Trachomatis)



(Coryenbacterium Diphteria)

Alkali burns



(wash with 10 % conc. Acetic acid)

An Indicator Means



(Changes of Color / Ph Range)

When It Becomes Red



(Acidic)

When It Becomes Blue



(Alkaline)

Gram + Bacteria on Gram Stain



Iodine Stain for Entamoeba Histolytica



(Colored Dark Purple) (For Identification of Chromatoidal Bodies)

Medium for Mycobacterium Tuberculosis Tb  (Lowenstein Jensen Medium LJ) Slight Haemolysis Cause

 (Increased K Level)

Visceral Leishmaniasis Caused By (Leishmania Donovan) 

(Kala Zar)

PTT detects

 (intrinsic factor abnormalities).

Prothrombine Time Detects



(Extrinsic Factor Abnormalties ) 43

Found in hyperglycemic coma



Citrate Test Differentiates

 (Gram Negative Enterobacteriaceae)

(ketones in urine ).

Example salmonella is citrate + Indirect antiglobulin test  (Detect Antibody/ Antibody Screening Of Sensitizing Patient's Rbcs) Intermediate host of Leishmania species-

 (Phlebotomus sand fly)

Intermediate Host Of Trypanosoma

 (Tsetse Fly)

Identification of malarial parasites & RBCs morphology

 (thin smear)

Rh negative patients



(has no D antigen)

Storage form of glucose



(Glycogen)

Prevent atherosclerosis



(HDL Cholesterol)

Albert stain



(Best for Corynebacterium diphteriae)

Best for Sterilizing Media



(Autoclave)

Oxidase +



(Pseudomonas Aeroginosa)

Function of Cortisol



(Metabolsim)

Best Fixative for Blood Film



(Ethyl Alcohol)

Best Fixative for Thin Smear



(Ethyl Alcohol)

Causes Oriental Scar



(Leishmania (Cutaneous))

Normal Rbcs Count For Male



(4.5 - 6.5)

Normal Glucose Level



(70 - 140 (Random))

H Antigen



(Flagellar Antigen)

Causes Scarlet Fever



(Streptococcus Pyogene)

Causes Scalded Skin Syndrome



(Staph Aureus)

Ziehl Nelson stain is used for



(Mycobacterium sp).

Cellular / Cell Immunity



(T-Lymphocyte/Lymphocytes)

Monocyte



(Also Macrophage)

Optochin test is used to



(Differentiate between strept. Pneumonia from Strep. Viridans) 

Chinese letter like bacteria

(Corynebacterium diphteriae)

AST/SGOT



(Best For Diagnosing Both Liver damage & myocardial infarction)

ALT/SGPT



(Increase only in liver damage, not in myocardial infarction (MI)

44

Acknowledgement

I m thank full to my ALLAH And also I thank full to my friend Mr. Sami Khan, he help me in download these data, I thank full to Dr. Faiz , Pathologist, Rabigh General Hospital, KSA, Dr. Muhammad Abdul Aziz, Pathologist, Al-Nakheel National Clinic and Mr. Mostfa, Lab. Technician they help me to answers these questions. Thanks,

Muhammad Younis Lab. Technician NNP, Rabigh, KSA 0591-342865 [email protected]

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